ducts

Noun

duct (plural ducts)

1. A pipe, tube or canal which carries gas or liquid from one place to another.
   • heating and air-conditioning ducts
   1. An enclosure or channel for electrical cable runs, telephone cables, or other conductors.
   2. A vessel for conveying lymph or glandular secretions such as tears or bile.
   3. A tube or elongated cavity (such as a xylem vessel) for conveying water, sap, or air.
2. A layer (as in the atmosphere or the ocean) which occurs under usually abnormal conditions and in which radio or sound waves are confined to a restricted path.
3. (obsolete) Guidance, direction.
   • […] otherwise to express His care and love to mankind, viz., in giving and consigning to them His written word for a rule and constant director of life, not leaving them to the duct of their own inclinations.1650, Henry Hammond, Of the reasonableness of Christian religion

See all 8 meanings of duct